With the low altitude airspace open in succession in China, the general aviation industry of China began to develop rapidly, so general aviation development prediction has become one of the pressing needs for the future planning of the government and the general aviation enterprise. In view of this,...

Aiming to create a beautiful road in a variety of shortcomings, it pointed out that does not suit to all aspects of creation requirements, starting from the design concept for the improvement of road construction. Traffic engineering from the perspective put forward a number of issues that need attention.

In terms of the existing highway unsuitable beautiful road, in-depth analysis of various aspects of the construction and control objectives, put forward specific content design.

On the basis of discussing the connotation of slope ecological protection, this paper put forward the influence of highway construction on ecological environment and the thought in landscape improvement. 19 kinds of technological principles, technical features, scope of application and landscape effects...

Vehicle emission is nowadays a significant source of climate change and air pollution. In order to control vehicle emissions, road maintenance is considered as one of the controlling method. Hence, it is necessary to find out how maintenance effects on vehicle emissions. Model of Highway Development...

Based on the investigation of the characteristics of the waste rocks of Xinqiao pyrite mine in Tongling, the possibility of AMD was discussed, and the speciation of Cr in the waste rocks was studied by the improved five steps sequential extraction method. The results reveal that the NP is less than the...

A improved dynamic parameters model is presented based on cellular automata in this paper.The dynamic parameters: Direction-parameter, Empty-parameter and Cognition-parameter are formulated to simplify tactically the decision-making process of pedestrians, which can reflect the pedestrian judgment on...

Based on typical historic landslide disasters in the Three Gorges Reservoir, in this short communication, the most important factors that are likely to induce landslides in the reservoir region were explored, and the new trends of landslide disasters after impoundment of the reservoir region were comprehensively...

Uncertainty analysis of the parameters of conceptual rainfall-runoff models is studied via application of the Xin’anjiang (XAJ) model as a case study. A new research methodology is suggested. We suggest to fix a subset of insensitive parameters first, and then analyze the uncertainty of the other parameters....

Embankment dam leakage may cause devastating consequences and its early detection plays a significant role in the stability of embankment dam. Conventional dam leakage detection methods, such as piezometric tube or osmometer, are restricted by limitations of spatial distribution and high costs of instruments....

The green construction is the direction that civil engineering can realize sustainable development, there is no specific inferior index about green construction global frame in ‘Green Construction Guideline ’, it is the important condition than can conduct the evaluation about green construction...

With the rapid development of China's economic construction, construction, water conservancy, mining, railway, highway, etc. are also changing rapidly, the number of high slope gradually increased; the scale is also expanding, so the slope reinforcement technology of cognition and use is very important....

Although many laboratory tests study on electro-osmotic consolidation of soil, it is not widely used in practical engineering, since influenced by existing problems of electrode erosion, low effiency, uneven consolidation, the effect of electro-osmotic treatment is not perfect. In this paper, several...

Based on the rainfall profile in the area of the reservoir bank near the dam of Longjiang hydropower plant in Yunnan Province, the authors investigate the landslide under antecedent rainfall. By using the self-developed experimental apparatus, a model test which simulate the landslide under antecedent...

To ease ship traffic overstock and accidents caused by complex weather in Three Gorges reservoir, the paper took ship traffic organization as the research object. Combined with the features of inland navigation, the paper built up both the safety distance model and safe model for Three Gorges reservoir...

Lots of built or building dams, especially the high arch dam, located in the Southwest China with abundant hydro-power resources. Most of these dams have the characteristics of “High head, Large discharge and Narrow river valley”, therefore, the security researches of energy dissipation were always...

High-speed economy development has been overtaking the environment and environmental accounting in china. A detailed chart of the integration of different parts of two extensive knowledge (Accounting and Environment) can help greatly to the understanding of the environmental accounting. This chart, synchronized...

The paper presents a practical data processing methodology to smooth away high frequency noise for water impact problem. At first, original experimental data analysis is employed to design the real time low-pass filter, especially for the cutoff frequency of the filter. At the same time, velocity-time...

This paper introduced the necessity of constructing green ecological architecture system in Wuhan city circle, combined with the characteristics of the development of green building in the city, from the construction of regional green ring, hierarchical planning, promotion of green building materials,...

Larch defoliation by Pristiphora laricis has caused great damage in China. Taking Saihanba Mechanical Forestry Farm of Hebei Province between 2007 and 2010 as the study area, the relationship between the Pristiphora laricis infestation and the habitat factors were analyzed after representative needles...

A better project can always be obtained by system optimization of the typical environmental problems. In order to explore the optimal schedule arrangement, an operational research model based on the shortest path problem is put forward and resolved by MATLAB. The results showed that the whole trip distance...

The methods of multiple regression analysis and simplified calculation were used to predict the benchmark of office building energy consumption, the features and the applicabilities of the two methods were discussed based on the comparation of predicted results, and the benchmark of office building energy...

The current design specifications ignore the influence of cut-off walls on foundation pit de-watering design, the calculation formula of water inflow and the predictor formula of drawdown for enclosed cut-off walls insert into impermeable layer and enclosed cut-off walls insert into aquifer layer are...

With the civilian dwelling in the rural areas of Hanzhong in the south of Shaanxi province as research subject, through the questionnaire and on-site measurement, the paper explores the situation of winter indoor thermal environment of local civilian dwelling as well as the measures for improvement....

Little is known about how N deposition affects greenhouse gas balances in different temporal patterns (daytime and nighttime),and few studies have been conducted to quantify the effects of N deposition on soil CH4 uptake and CO2 emission in a typical temperate forests. To investigate the effects of N...

The wind characteristics of 6 typical hills (15°, 30°, 45° escarpments and ridges) covered by grass and forest vegetation were investigated by wind tunnel test. The velocity ratio distribution on the crest and downwind slope were obtained, and the effects of slopes, hill shapes and ground roughness...

Photovoltaic power generation, with the advantage of renewable energy and convenient installation, has been widely used in distributed generation in distribution network as the technology gradually developed. Grid-connected photovoltaic power generation station not only changes the structure single terminal...

The engineering quality is very important. With the development of economy and the project construction increasing, the appearance of jerry-built project causes significant financial losses for the country and imposes threats to the safety of life and property meanwhile quality engineering springs up,...

Data mining is a process to find hidden useful information with potential value in huge amount of data. We present a new big data processing system with the data from Oil pipeline inspection. The data mainly get from all kinds of Radio frequency identification (RFID) chips. The system consists of data...

A 220t/h circulating fluidized bed boiler is selected as a research object, the heat loss of the circulating fluidized bed boiler is studied by numerical simulation while the three major parts including the furnace body of the circulating fluidized bed boiler ,cyclone separator and rear smoke channel...

In the present study, intermediate products formed during gold-bearing pyrite biooxidation by moderately thermophilc bacteria at 42℃ were studied by combined using XRD, Mössbauer and Raman spectroscopy. Biooxidation slowdown since 8th day showed that some intermediate products might hampered the further...

With the deepening of marine oil development and the rapid development of marine oil transport and oil industry, marine oil spills become common, causing serious environmental pollution and economic losses. Therefore, for the sudden oil spill incidents, the rapid and effective measures are able to reduce...

Cavity ring-down (CRD) spectroscopy are attracting widespread interest in gas measurements, especially for gas metrology. However, there still needs more research about its metrological traceability to develop it as a primary method. We developed and assessed a high-sensitive cavity ring-down spectrometer...

Cobalt doped at B site from LaNiO3 with catalyst perovskite structure was synthesized by sol-gal process of thermal decomposition citrates. The gas diffusion electrode was manufactured via a complex process chain of catalyst LaNi1-xCoxO3 (LNC, x=0, 0.2, 0.4, 0.8, 1.0), graphite, sodium sulfate, PTFE...

Nitrous oxide (N2O) is a kind of strong greenhouse gas, which can cause the composite pollution effect to the atmospheric environment. Wastewater biological treatment process is considered to be one of the important anthropogenic source of N2O. Therefore, the research on the generation of N2O in wastewater...

Endocrine disrupting chemicals (EDCs) showed variety and widely distributed in the environment. The presence of EDCs was the most typical in water bodies. EDCs in water accumulated in human and other organism to a certain extent would harmfully interfere the normal functioning of the nervous system,...

Water resources in Chinese rural areas were becoming precious because of the polluted water environment. In this paper, the status of rural areas in China has been reviewed. The typical pollutants in rural raw water bodies were different from urban raw water bodies. In rural water environment, organic...

In order to reveal the influence of reaction conditions on the phosphorus crystallization to recover phosphorus from wastewater with low P concentration, an alternate A/O biofiltration system for simulated domestic wastewater treatment was carried out and the effluent from anaerobic filter was considered...

Steam system is one of the key aspects of energy saving and consumption reduction in iron and steel enterprise. On the basis of analysis the utilization status and utilization potential of steam system in iron and steel enterprises, this paper establishes a steam system energy utilizing efficiency assessment...

For the sake of the shortage of phosphorus resources and the present situation of municipal sludge treatment and disposal, the necessity of recovery of phosphorus from municipal sludge is analyzed, whereas the methods of phosphorus releasing from solid phase to liquid phase in sewage sludge, such as...

In this paper, a review on the mechanism of denitrifying phosphorus removal and the enrichment of denitrifying phosphorus-accumulating organisms in the process of nitrogen and phosphorus removal, such as A2/O and SBR, were presented, as well as the influence factors of enrichment were also carried out....

With the rapid development of China's large-scale mariculture, the emissions of mariculture wastewater are increasing, which had already exceeded land-based sewage, and becoming a serious marine environmental problem, therefore, the treatment and control of large-scale mariculture wastewater have been...

Nitrous oxide （N2O） is one kind of potent greenhouse gas which can destroy ozone layer and lead to acid rain. Furthermore, nitrous oxide is quite easy to be converted into the secondary particle pollutants which can aggravate haze in certain weather conditions. Effective control of N2O emission has...

Recently, with the rapid development of industry, the pollution of organic compounds and ammonia nitrogen is serious in source water. It is difficult to ensure the removal efficiency of ammonia nitrogen and organic compounds in effluent by conventional treatment technology. The article brings out the...

Airport ecological community is a prospective subject of environmental protection, and is the development direction of airport building. But there is no universal set of formal evaluation system for airport ecological community. From the connotation of airport ecological community, this paper discusses...

In the static conditions, experiments were carried out to study the purification ability of Eichhornia crassipes and Pistia stratiotes from varying concentrations of landfill leachate. The results show that Eichhornia crassipes and Pistia stratiotes were poisoned to death completely in high concentration...

Compared with conventional activated sludge system, applied magnetic field or adding magnetic materials in activated sludge system exhibits a better performance of enzyme activity, sludge settling, microbial activity. It also shows an obvious influence on bacterial activity, dissolved oxygen and pollution...

Anammox process has been recently recognized as a promising technology for nitrogenous contaminants removal. of the anammox attracted more attention because of its lower sludge production and cost of without adding organic carbon source and aeration, In this study, the development of anammox, application...

The grassland ecological protection subsidiary-award policy is a new policy, with the largest scale and widest range in China since its foundation. This policy isalso expected to bethe most importantlong-termgrassland ecosystem protection policy and measurement. From a macroscopic perspective, the effects...

Through the analysis of the key issues of Wind-solar photovoltaic hybrid generating system (WPGS) and electric system, this paper proposes a WPGS method applied to pure electric vehicles. Establish a mathematical model of WPGS in the Simulink environment, make simulation analysis on the vehicle based...

The effect of leaching conditions on the enriching iron was studied after pre-treatment of pyrite cinder. And the influence of acid leaching temperature, leaching time, pH value and the ratio of liquid to solid on enriching iron was done. The results show that, when the acid leaching temperature was...

The experiment selected zeolite from ten absorption agent to adsorb potassium. Through the investigated of amount of zeolite, adsorption time and temperature, found the best parameters. When zeolite was used with 2g, adsorption time was 60min and temperature was 20℃,the extraction rate was 66.67%.The...

Development and utilization of new energy is to optimize the energy structure, an important measure to improve the quality of the environment. Universal application of new energy technologies in rural was targeted in Qinhuangdao City of Hebei Province. The promotion of rural biogas digesters, solar and...

Wind turbine power curve essentially captures the wind turbine performance which shows the relationship between the wind turbine energy output and hub height wind. This paper presents a reasonable method to model power curve of a wind turbine, and compares with measured power curve based on IEC61400-12....

On the basis of the traditional linear programming model,this paper presents a optimal design mathematical model of gravity branch distribution network. Considering the coupling constraint, the model takes the length of main and subordinate pipe having standard diameter as decision variables. The minimum...

The engineering measures and non-engineering measures are the two complementary supports of mountain torrent disaster control. Through a series of approaches such as danger control and reinforcement, regulation construction, management system reform in recent years, reservoirs as the traditional sense...

With the external micro-jet to stimulate main jet flow to generate multi-stage oscillation and get time-averaged pulse, a novel high-efficiency jet mode of static gas wave refrigeration is proposed. Investigation made by CFD indicates that the loss of total pressure is less than 45% of that of the self-excited...

Based on the operation of a Ground Source Heat Pump (GSHP) in Hefei, the heat exchange of the 100m depth vertical u-shaped pipe buried in the ground was analyzed, and the heat transfer performance, efficiency of the system and temperature variation of the ground were studied experimentally under the...

Combined with the ground-source heat pump engineering in Hefei, a 100-meter-deep vertical u-shaped buried pipe was analyzed, and the experimental study on the heat transfer performance of different operating mode, the unit energy efficiency and the change of soil temperature field was taken under a typical...

The experimental study on desorption for carbon dioxide is based on the phenomenon that pouring mints into coke can form coke fountain. In this study, the commonly used liquid monoethanolamine (MEA) was assumed as the absorbent for carbon dioxide, then the mint and its main compositions such as glucose,...

Dahaize coal mine was located in Maowusu desert and the buried depth of coal seam was relatively large. The excavated main slope passed through the following stratums, such as Quaternary, Jurassic, Cretaceous, and so on. And the differences of rock mechanics characteristic were very obviously. In the...

This paper is focused on the situation that the by-product ammonium sulfite produced in the flue gas desulfurization of ammonia process,which carried ozone oxidation experiments. In the reaction container, studied the effect of the factors as oxidation reaction temperature, pH value, ozone flow and initial...

Basin management is a kind of protection and management activity for water environment with watershed as the basic unit. The cross-border property of watershed promotes the formation of trans-boundary water environment management in a basin. Referring to some related experience abroad and combining with...

Smart grid is the development trend of power system in China. Intelligent dispatch and control system, as an important part of smart grid, is the new development direction of future automation system. It is of significant necessity to study on future dispatch and control mode. This paper reviews the...

According to the connotation of urbanization, this paper constructs comprehensive evaluation index system of regional urbanization level from four aspects that population urbanization, economic urbanization, spatial urbanization and social urbanization, and uses the method of entropy to make comprehensive...

Paralytic shellfish poisoning (PSP) toxins are potent neurotoxins mainly produced by marine dinoflagellates. However, the increasing number of findings of toxin-producing bacteria in dinoflagellate intracellular cells supports the hypothesis of the bacterial origin of PSP toxins. Although toxigenic bacteria...

Wind give the ship with sails auxiliary thrust, and the distribution route of wind energy resource has a significant impact on energy saving of ship with dual-sail. Rayleigh wind speed distribution model of Nanjing, Shanghai and Nantong city on the Wuhu to Shanghai route segments of Yangtze route is...

The pearl river delta is not only located at the north of the south China sea, but also at the forefront of reform and opening up and economic development, while it is the most intense interaction in the land-sea relationship and outstanding contradiction in the human-earth relationship. On the basis...

The Minjiang river basin resources are very rich, but the water and other natural disasters happen often; Infrastructure construction is weak, and the ability to resist disasters is low, economic development relative lag; Ecological environment destruction by artificial and natural factors, in order...

Urban metabolism and urban morphology have become a bilateral entry point to solve the disorders of urban ecosystem. By analyzing the concepts of urban metabolism and urban morphology, a symbiotic relationship is defined within the urban ecosystem: urban metabolism is the inner core of the urban ecosystem,...

In this paper, the fuel consumption, vehicle emission and acceleration performance of two LNG bus were tested and compared by the heavy-duty chassis dynamometer and CVS emission test system. The reducing emission technology of two LNG bus respectively are the lean-burn with oxidation catalytic aftertreatment...

How to speed up the construction of modern agriculture in China, to further enhance the income of farmers, to improve the ecological environment in rural areas, they have become the fundamental problems in the process of building a new countryside. Today, the low-carbon economy provides a new path for...

At present, the market is filled with the excessive packing of the goods, which not only misleads consumers and damage the interests of the consumers. More importantly, this phenomenon results in the waste of resources and energy and the pollution of environment, which disobeys the development of circular...

6 kinds of chlorinated organic pollutants, such as chlorobenzene, 1, 2- dichlorobenzene, 1, 4 - dichlorobenzene, 1,2,4-trichlorobenzene, 2, 4 - dichlorophenol and pentachlorophenol, were analyzed in 5 main water source for 50 food processing companies in Nanning. The health risk assessment of the chlorinated...

Medical waste disposal is an important problem. This paper firstly analyses the classification and present situation of medical waste disposal, then analyzes problems in the process management, and combine with related data to illustrate the necessity of medical waste disposal. Finally, the balance benefit...

The contents and distributions of some heavy metals i.e., Cd, Cu, Pb and Zn in different tissues of horseshoe crabs including Carcinoscorpins rotundicauda and Tachypleus tridentatus from the Beihai coast of Beibu Gulf were investigated. The results indicated that the variation tendency of measured metals...

Jianghan Basin is a typical Mesozoic-Cenozoic salt lake basin of East China, oil and gas reservoir with industrial utilization value was found in the Xingouzui Fm , Xingou Oilfield of this basin, the formation of which is closely related to the dolomite stratigraphy deposited in the salt lake. In order...

In order to integrate increasing carbon sequestration of plants into vegetation restoration and reconstruction project in Guizhou karst area, the carbon storage, spatial distribution characteristics and carbon sequestration benefits of five kinds of disposition modes were studied in Karst Peak-Cluster...

In China, the power sector is the largest source of emissions, account for about 50% of CO2 emission nationwide, meanwhile the power sector plays a pivotal and irreplaceable role in promoting low-carbon development. In all seven polite markets, power generation companies are the companies under control....

Three types of local plants (canna, calamus, umbrella,)were chosen to construct ecological floating-beds for contamination control atshiyanbaierhe. Differences in plant growth and the capacity of sewage treatment were compared. Results showed that three plants can uptake the nitrogen, phosphorus and...

Information on soil organic carbon (SOC) content and stocks is not available in coastal shelter forests, East China, although a large area of forests has been established there in the past 30 years. Dawn Redwood (Metasequoia glyptostroboides) is one of the most commonly tree species for shelter plantation...

Based on both at home and abroad energy sustainable development ,enterprise energy evaluation index system research and low carbon economic background, this thesis proposed the strategy thought of full process of energy-saving and emission-reduction, selected DEA evaluation method to achieve efficiency...

At present, research on energy-saving and emissions reduction is still mainly theoretical construction and not much quantitative research on evaluation, particularly study of the empirical analysis on the provinces and the national is rarely. In order to arrange energy-saving and emissions- reduction...

Central orogenic belt means sandwiched between Tarim block, North China block and Yangtze block, it was EW distributed by Kunlun-Qilian-Qinling-Dabie-Sulu mountain chain and sandwiched between Lot composition, stretching more than 4,000 kilometers of Phanerozoic orogenic complex system. Qaidam Basin...

Based on the geographical data construction requirements of digital city management, current situation of fundamental geographical data and city management resources, and demands for such kind of data from land and planning department in Zhengzhou, we presented an integrative process for constructing...

Estimation of solar radiation (SR) is important for energy plan, architectural design and solar energy systems. In China, it is necessary to explore estimating methods of SR because of the limited radiation measurement data. Based on meteorological data at 46 stations, temporal and spatial variations...

The properties of the reservoir sandstone mainly depend on the sedimentary environment and the diagenesis. The thoroughly research on the diagenesis of the sandstone reservoir in the sixth oil layer of the Upper Triassic Yanchang formation has been one of the core geological problems. The comprehensive...

Nowadays, traditional heating systems represented by kang still impact people’s daily life profoundly in rural areas of northern China. While residents in the case of different activities in rooms respectively heated by different heating methods, the heat transfer quantity and exergy efficiency of...

Vegetation is the main indicator for the state and performance of the ecological environment change. In this study, we analyzed the spatio-temporal of vegetation variation in the Jinghe River Basin. MODIS NDVI (MOD13A2) data were adopted to monitor the dynamic changes. ArcGIS and ENVI software were used...

Different sampling methods were used to collect samples from ventilator pipes after they were sterilized for selecting an optimal sampling method for the disinfection of ventilator pipes. 200 sets of the ventilator pipes used in clinic were randomly divided into group A and B. The pipes in group A were...

The model of urban spacial structure is a significant regulatory mechanism to control the urban space resource distribution by planners. It is the result of conflict selection by government,citizens and other economic institutions. As the reflection of public benefit, planners should utilize the social...

The thecate dinoflagellate bloom microalga, Scrippsiella trochoidea, was co-cultured with different grams of fresh macroalga Gracilaria lemaneiformis under laboratory conditions, to characterize the allelopathic inhibition effect of the seaweed on photophysiological activities of the microalga. Cell...

In Northern China, most traditional heating systems, heated by mini-stove in the kitchen, usually take agricultural residues as fuels resources. Besides, burning cave under the ground-floor of a rural house is also widely used. Exhausted flue gases from these heating systems contain many harmful components...

To gain a better understanding the difference on microbial community structure for low permeability reservoirs in Daqing Oil Field at different days in outdoor, we constructed the 16SrDNA gene clone library for different days’ samples respectively. The results showed that the dominant microbes of zero...

High temperature and hot sun environments are prevalent in many situations. The extreme environments have put forward a severe challenge to the health and safety of the outdoor workers. However, people in duty booth still stick to their post to guarantee social normal production and living activities....

It has been a long history of navigation in Henan Yellow River which has made a great contribution to the economy, society and culture in Henan, even to the whole Chinese nation. Currently, the waterway in Henan province is under the development far behind the increasing demand for transportation. Therefore,...

In 1938, the Huayuankou Dike Breach played a certain role in blocking the Japanese army westward, but the huge flooding area of the Yellow River was formed and the ecological environment extremely worsened, especially the sand and salt deposited and many other disasters occurred frequently, which not...

To guarantee the river water quality reaching the surface water quality standards，this paper used a small-scale experimental equipment and optimized hydraulic retention time（HRT）and optimum temperature range of the artificial wetland sewage treatment plant effluent, and the effect of advanced treatment...

Now, marine exhaust pollutant has occupied an important proportion in the atmospheric pollution. In the inland and offshore port, nitrogen oxides, sulfur oxides and particulate matter pollutants have become the main source of city air pollution. From the aspects of laws and regulations, standards and...

High cost of microalgae harvesting impeded the development of algae biofuel technology and wastewater treatment to commercial practicality. Filamentous fungi and microalgae could form pellets under certain culture condition and the symbiosis system is a novel method to reduce the cost of microalgae harvesting....

As an important part of energy industry, power grid plays a pivotal and irreplaceable role in promoting low-carbon development. In this paper, under the perspective of supply chain carbon management, the pathways of power grid corporation’s carbon emissions reduction were discussed, including decreasing...

Most of the historic environment is landscape dependent, the landscape space scale is pleasant, the sight is open, the form is beautiful, and full of vitality.The growth of the space depends on a combination of law of the landscape space[1].The location of some ancient cities and towns is often within...

This paper took certain a landslide in Sichuan province as a research object and focused on characteristics of groundwater flow and stability of the landslide with changes of conditions. Three-dimensional conceptual model was established for groundwater flow in the landslide with weak permeable media....

In view of the current ecological new-town construction boom in China, We analyzes the problems in the new town construction in our country by reviewing ecological history of urban development and construction practices, and explore where the main points of the ecological new town planning and design...

The paper studies on ecological compensation method for provincial water environmental function zone. The authors analyze the water quality of water environment function zone, identify the characteristic provincial water quality issues. The authors propose water ecological compensation mechanism for...

The effectiveness of A2/O—MBR integrated process has been studied for domestic wastewater reclamation to meet the latest Beijing pollutant emission standards. Experimental results showed that high DO concentrations in the aerobic tank improved CODCr, NH3-N, and TP removals, whereas the TN removal increased...

The article provides detailed and accurate design basis for building plan, studies a new theory and technology for the designers by researching from the spatial essentials to mathematically logic of spatial configuration and by using the method of spatially quantitative description, such as convex space,...

By using GIS and RS technologies, coastal suspended sediment concentration (SSC) of Yellow River Estuary were retrieved and analyzed in two periods, normal period (NP) that means before 2002 and water & sediment regulation period (WSRP) that means after 2002, to reflect the temporal and spatial change...

It is important for provincial water function zone to maintain good water quality for downstream province. In recent years, provincial water function zone water pollution became serious, which caused pollution disputes between upstream province and downstream province. The study on water ecological compensation...

By integrating diagenesis and sequence stratigraphy, the effect of sedimentary-diagenetic reformation on reservoir quality and distribution was investigated with in a sequence stratigraphic framework. Based on the petrological characteristics, sedimentary microfacies and logs analysis, 2 third-order...

Combined with the scanning electron microscopy (sem), mercury injection test and other microscopic experiment technology, technology of high-resolution 3D reservoir characterization based on the CT imaging was used to sduty the microscopic pore structure of tight oil reservoir in Fengnan Area, sourtheast...

In order to achieve accurate measurements of UHF partial discharge detector of key parameters,, we developed a calibration device, which can be used for UHF partial discharge detector calibration. This device belongs to the microwave field strength measurement field, we have established a measurement...

In this system, STH11 sensor is used to collect desert planting soil temperature and humidity what is the important environmental related data. Collected signals are transmitted to STM32F103RBT6 single chip microcomputer. Each chip is connected with a plurality of sensors to form a large scale multi...